Medicare Advantage in Warren County, Pennsylvania
6,091 people in Warren County, Pennsylvania were enrolled in Medicare Advantage in October 2026, 54.5% of 11,186 eligible beneficiaries (+0.3 pts since October 2025). CVS Health Corporation is the largest parent organization with 39% of reported enrollment; 10 parent organizations have 11 or more members and the HHI is 2,474 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 222 members here are in plans that terminate or leave the county. MA plans offered go from 56 to 51.
Parent organizations in Warren County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| CVS Health Corporation | 2,331 | +230 | 38.6% |
| UPMC Health System | 1,293 | +208 | 21.4% |
| Highmark Health | 1,152 | −495 | 19.1% |
| UnitedHealth Group, Inc. | 627 | +81 | 10.4% |
| Humana Inc. | 412 | +57 | 6.8% |
| One Senior Care, Inc. | 90 | −6 | 1.5% |
| Centene Corporation | 53 | −10 | 0.9% |
| Independence Health Group, Inc. | 31 | 0 | 0.5% |
| Mitchell Family Office | 29 | −8 | 0.5% |
| Devoted Health, Inc. | 16 | new | 0.3% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,894 beneficiaries in Warren County were assigned to 38 Medicare Shared Savings Program ACOs, 51.5% of assignable Original Medicare beneficiaries. Together, roughly 78% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.